Australian Energy Market Operator

AEMO operates Australia's National Electricity Market (NEM), the interconnected power system in Australia’s eastern and south-eastern seaboard, and the Wholesale Electricity Market (WEM) and power system in Western Australia.

AEMO operates gas retail markets in New South Wales and the Australian Capital Territory, Queensland, South Australia, Victoria, and Western Australia. AEMO also operates wholesale gas markets in south-eastern Australia, those being the Declared Wholesale Gas Market in Victoria (DWGM), the Short Term Trading Market in Adelaide, Brisbane and Sydney (STTM), and the Gas Supply Hub (GSH), whose trading locations are based at Wallumbilla in Queensland, and Moomba in South Australia. AEMO also operates the Natural Gas Services Bulletin Board (GBB), and is system operator of the Victorian Gas Declared Transmission System. AEMO is also responsible for Gas Services Information functions in Western Australia.

The Moorabool to Mortlake PS 500kV line in Victoria Region is planned out of service from 0630 hrs on 21 August 2016 to 1800 hrs on 21 August 2016.

During this outage, a credible contingency can separate South Australia region from the rest of the NEM.

Under these circumstances, 35 MW of Raise and Lower regulation FCAS will be sourced from South Australia for the duration of this outage. In addition, consistent with AEMO existing procedures, adequate contingency FCAS lower requirements will also be sourced from South Australia at times when power transfer is from South Australia to Victoria.

The Moorabool to Tarrone 500kV line in Victoria Region is planned out of service from 0630 hrs on 20 August 2016 to 1800 hrs on 20 August 2016.

During this outage, a credible contingency can separate South Australia region from the rest of the NEM.

Under these circumstances, 35 MW of Raise and Lower regulation FCAS will be sourced from South Australia for the duration of this outage. In addition, consistent with AEMO existing procedures, adequate contingency FCAS lower requirements will also be sourced from South Australia at times when power transfer is from South Australia to Victoria.

To manage Power System Security in the Victoria region, AEMO invoked the following discretionary constraint set

I-VN_0800 invoked from 0250 hrs to 0700 hrs

This constraint set contains equations with the following interconnector on the left hand side.

VIC1-NSW1

Manager NEM Real Time Operations

5470612 Aug 2016 3:55ADMINISTERED PRICE CAP

AP STARTED for market ancillary services in SA at 12 August 2016 04:00

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 0355 hrs on 12 August 2016

ADMINISTERED PRICE PERIOD DECLARED in SA region.

AEMO has determined that the rolling sum of the uncapped market ancillary Lower Reg, Raise Reg services(s) prices for the SA region over the previous 2016 dispatch intervals has exceeded 6 times the cumulative price threshold (CPT) of $210,100.00.

In accordance with Clause 3.14 of the National Electricity Rules, AEMO has determined that an administered price period will commence at the dispatch interval starting 0400 hrs on 12 Aug 2016 and will continue through to the end of that trading day.

An administered price cap (APC) of 300 $/MWh will apply to all dispatch intervals during this administered price period. This APC will apply to all market ancillary service prices in the SA region.

An administered floor price (AFP) of 0 $/MWh AFP will apply to all market ancillary service prices.

AEMO will continue to monitor the rolling sum of the uncapped market ancillary service prices and issue further market notices as required.

This is an AEMO autogenerated Market Notice.

5470512 Aug 2016 3:55ADMINISTERED PRICE CAP

AP ENDED for market ancillary services in SA at 12 August 2016 04:00

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 0355 hrs on 12 August 2016

ADMINISTERED PRICE PERIOD ENDS in SA region.

In accordance with Clause 3.14.2(b) of the National Electricity Rules, AEMO is notifying market particpants that the administered price period declared for the SA region in market notice 54699 will end at 0400 hrs on 12 August 2016.

This is an AEMO autogenerated Market Notice.

5470412 Aug 2016 2:58INTER-REGIONAL TRANSFER

Inter-Regional Transfer Limit Variation - Vic Region - 12/08/16

AEMO ELECTRICITY MARKET NOTICE

Inter-Regional Transfer Limit Variation - Vic Region - 12/08/16

To manage Power System Security in the Victoria region, AEMO has invoked the following discretionary constraint set

I-VN_0800 invoked from 02:50 hrs till further notice

This constraint set contain the following interconnector on the left hand side.

VIC1-NSW1

Manager NEM Real Time Operations

5470211 Aug 2016 22:09PRICES UNCHANGED

Prices for interval 11-Aug-2016 22:05 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 2209 hrs on 11 August 2016

PRICES ARE NOW CONFIRMED for dispatch interval 11-Aug-2016 22:05.

In accordance with Market Notice 54700 AEMO has reviewed this dispatch interval and determined that: - Manifestly Incorrect Inputs did not apply

Prices remain unchanged.

This is an AEMO autogenerated Market Notice.

5470311 Aug 2016 22:09PRICES UNCHANGED

Prices for interval 11-Aug-2016 22:10 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 2209 hrs on 11 August 2016

PRICES ARE NOW CONFIRMED for dispatch interval 11-Aug-2016 22:10.

In accordance with Market Notice 54701 AEMO has reviewed this dispatch interval and determined that: - Manifestly Incorrect Inputs did not apply